Skin Lesions

Question 1

Dermatomal

Answer 1

Follows a nerve paths

Ex: Shingles

Question 2

“Bull’s Eye”

Answer 2

Lyme Disease

Question 3

Intertriginous

Answer 3

skin touches skin

Question 4

Finger/foot prints

Answer 4

Papillae

Question 5

Melanocytes are stimulated by

Answer 5

Sunlight and hormones stimulate melanin production

Question 6

What determines hair and skin color?

Answer 6

Amount of melanin produced determines skin color

Question 7

PO antibiotics for TX of Cellulitis

Answer 7

Cephalexin (Keflex)

Question 8

IV antibiotics for TX of Cellulitis

Answer 8

Ceftriaxone (Rocephin)

Cefazolin (Ancef)

Question 9

Large areas of skin covered with persistent boils

Answer 9

Furunculosis

Question 10

Deep staff infections around hair follicle aka a boil

Answer 10

Furuncle

Question 11

Multiple interconnecting furuncles

Answer 11

Carbuncle

Question 12

Usual location of carbuncle

Answer 12

nape of neck

Question 13

Treatment of Furuncles & Carbuncle

Answer 13

Warm compresses
Incise and drain lesion—MD not ny pt
C & S
Systemic antibiotics 
Meticulous hygiene
Correct risk factors

Question 14

Reactivation of latent varicella zoster virus in patients who have had chicken pox

Answer 14

Herpes Zoster

Question 15

Virus travels from ganglia to skin of dermatome

Answer 15

Herpes Zoster

Question 16

Verruca Vulgaris

Answer 16

Common warts caused by HPV

Question 17

Verruca Plantaris

Answer 17

Plantar wart; Soles of feet

Question 18

Tinea Corporis

Answer 18

Ringworm–>Superficial fungal infection

Question 19

Annular (ringlike) with central clearing
Scaly patches, raised, red, well-defined borders
Pruritus, mild burning

Answer 19

Tinea Corporis

Question 20

Tolnaftate (Tinactin)

Answer 20

Antifungal cream/ powder/spray tx athletes foot

Question 21

Bed Bug Appearance

Answer 21

Red/brown, purple after feeding, 3-6mm long

Can go 6 mos between feeds

Question 22

Detects body heat when you enter room

Answer 22

Bedbugs

Question 23

Nocturnal feeder, Painless bite

Answer 23

Bedbugs

Question 24

Pruritic oval, wheal (raised), red

Clusters or rows, often grouped in 3’s

Answer 24

Bedbug Lesion:

Question 25

Scabies Tx

Answer 25

Permethrin (Elimite) to entire skin surface (body) for 12h Launder in hot water Treat all who have had contact

Question 26

Spirochete infection caused by Borrelia burgdorferi

Answer 26

Lyme Disease

Question 27

Most common vector-born disease of US

Answer 27

Lyme Disease

Question 28

Erythema migrans- EM (Bull’s-eye rash) 2-30d after tick bite

Answer 28

Lyme Disease

Question 29

No sweating

Answer 29

Anhidrosis

Question 30

Hyperhidrosis

Answer 30

Excessive sweating

Question 31

Ducts around hair follicles become blocked with infected material --> obstruction and rupture of ducts

Answer 31

Hidradenitis Suppurativa

Question 32

Hidradenitis Suppurativa common site

Answer 32

groin, axilla, under breasts

Question 33

Chronic, malodorous, painful, purulent boils→scaring; not due to poor hygiene

Answer 33

Hidradenitis Suppurativa